Extrusion for LED based lighting apparatus



FIG. 1 is a top perspective view of the extrusion for LED based lighting apparatus, showing the new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is another front view thereof; and,

FIG. 8 is a side view thereof.

The uniformly dashed lines shown in the drawings illustrate portions of the extrusion for LED based lighting apparatus which form no part of the claimed design. 

CLAIM The ornamental design for extrusion for LED based lighting apparatus, as shown and described. 